20432027

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1$

素因数の和:263

約数の個数: 32

約数和(自身を含む): 27095040

約数和(自身を除く): 6663013

約数列:

[1, 7, 11, 23, 77, 83, 139, 161, 253, 581, 913, 973, 1529, 1771, 1909, 3197, 6391, 10703, 11537, 13363, 20999, 22379, 35167, 80759, 126907, 146993, 246169, 265351, 888349, 1857457, 2918861, 20432027]

約数ペア:

[(1, 20432027), (7, 2918861), (11, 1857457), (23, 888349), (77, 265351), (83, 246169), (139, 146993), (161, 126907), (253, 80759), (581, 35167), (913, 22379), (973, 20999), (1529, 13363), (1771, 11537), (1909, 10703), (3197, 6391)]